public class kehou3_4 {
	public static void main(String args[]) {
		int i;
		for(i=1;i<=1000;i++) {
			if(wanshu(i)==1)
				System.out.println(i+"是完数");
			else
				continue;
		}
	}
	public static int wanshu(int i) {
		int sum = 0;
		for(int j=1;j<i;j++) {
			if(i%j==0)
				sum=sum+j;
		}
		if(sum==i)
			return 1;
		else
			return 0;
	}
}
